US Bridges

I 95 SB over Kennebec River

Fair

Kennebec County, Maine · .1 MI NE US #201 · Structure no. 1456

Built
1964
61 years old, rebuilt 1987
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,040 ft
5 main spans
Daily traffic
10,550
2016 count
Owner
State
State Highway Agency

About this bridge

I 95 SB over Kennebec River is a steel continuous stringer/multi-beam or girder carrying I 95 SB over Kennebec River in Kennebec County, Maine. It was built in 1964 and reconstructed in 1987, so it is 61 years old, older than the Maine average of 53.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,550 vehicles a day, roughly 5% of them trucks, projected to reach 14,770 by 2036. The structure is 1,040 ft (317 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 95 SB
CrossesKennebec River
Location.1 MI NE US #201
RouteState Highway 95
StateMaine
Coordinates44.60192, -69.59267
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating36.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5 (+3 approach)
Design loadGreater than HL 93
Structure length1,040 ft (317 m)
Longest span157 ft (47.9 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,550 (2016)
Projected traffic14,770 by 2036
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 95 SB over Kennebec River built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1987.

What condition is I 95 SB over Kennebec River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does I 95 SB over Kennebec River carry?

About 10,550 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is I 95 SB over Kennebec River?

The structure is 1,040 ft (317 m) long with a longest span of 157 ft (47.9 m) and a deck 35 ft wide.

Who owns I 95 SB over Kennebec River?

It is owned by the State Highway Agency.